How do I turn the speakerphone volume up on this modem?

Command: +VGS Speaker Gain

Description: This command causes the modem to set the gain of the speakerphone.

Syntax: +VGS=<gain>


Defined Values:<gain>Decimal number between 0 and 255 corresponding to the gain.
Reporting Current or Selected Values:
Command: +VGS?
Response:<gain>
Default: 128


The manual for this modem can be downloaded from our Web site at:

http://www.multitech.com/en_US/DOCUMENTS/Families/MultiModemZDX/manuals